How changes in arousal affect brain activity and behavior

Internally and externally driven arousal changes in neural activity and hemodynamics

NIH-funded research Carnegie-Mellon University · NIH-11085940

This study looks at how changes in excitement levels affect how our brains work and how we behave, using simple measures like pupil size and heart rate, to help find clues for diagnosing conditions like Alzheimer's and attention deficit disorder in both healthy people and those with neurological issues.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionCarnegie-Mellon University NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11085940 on NIH RePORTER

What this research studies

This research investigates how fluctuations in arousal levels influence brain activity and behavior. By measuring non-invasive markers such as pupil diameter and heart rate, the study aims to understand the relationship between arousal and cognitive functions in both healthy individuals and those with neurological disorders. The researchers will analyze changes in brain activity over time to identify potential diagnostic markers for conditions like Alzheimer's disease and attention deficit disorder.

Who could benefit from this research

Good fit: Ideal candidates include individuals diagnosed with Alzheimer's disease, attention deficit disorder, or other neurological conditions that affect arousal and cognition.

Not a fit: Patients with purely physical health issues unrelated to cognitive function or arousal may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved diagnostic tools and interventions for patients with cognitive impairments.

How similar studies have performed: Previous research has shown promising results in linking arousal levels to cognitive performance, suggesting that this approach may yield valuable insights.

Where this research is happening

Pittsburgh, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Alzheimer disease dementiaAlzheimer syndromeAlzheimer's DiseaseAttention Deficit Disorder
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.